- a substance obtained by or used in a chemical process
- toxic chemicals
- Toy manufacturers have been banned from using the chemicals.
- exposure to hazardous chemicals
- Farmers are being urged to reduce their use of chemicals and work with nature to combat pests.
- The condition may be caused by an imbalance of chemicals in the brain.
Extra ExamplesTopics Physics and chemistryb1- We don't use many chemicals on our farm these days.
- chemicals discharged by industry into our lakes and rivers
- Hormones are chemicals that are released in the body and control many important functions.
- This chemical is often used to make cleaning products.
Oxford Collocations Dictionaryadjective- organic
- inorganic
- synthetic
- …
- manufacture
- produce
- dump
- …
- factory
- plant
- works
- …
Word Originlate 16th cent.: from French chimique or modern Latin chimicus, chymicus, from medieval Latin alchymicus, from alchimia, from Arabic al-kīmiyā', from al ‘the’ + kīmiyā' (from Greek khēmia, khēmeia ‘art of transmuting metals’).
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chemical